549710850138 has 8 divisors (see below), whose sum is σ = 1099421700288. Its totient is φ = 183236950044.

The previous prime is 549710850131. The next prime is 549710850173. The reversal of 549710850138 is 831058017945.

It is a sphenic number, since it is the product of 3 distinct primes.

549710850138 is an admirable number.

It is a Smith number, since the sum of its digits (51) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (549710850131) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 45809237506 + ... + 45809237517.

It is an arithmetic number, because the mean of its divisors is an integer number (137427712536).

Almost surely, 2^549710850138 is an apocalyptic number.

549710850138 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

549710850138 is a wasteful number, since it uses less digits than its factorization.

549710850138 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 91618475028.

The product of its (nonzero) digits is 1209600, while the sum is 51.

The spelling of 549710850138 in words is "five hundred forty-nine billion, seven hundred ten million, eight hundred fifty thousand, one hundred thirty-eight".